Home / 1,016,030.86-1,400,973.36-648,015.86

Finding the Fourth Proportional to 1,016,030.86, 1,400,973.36 and 648,015.86

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Solution

The fourth proportional to 1,016,030.86, 1,400,973.36 and 648,015.86 is: 893,528.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,030.86 : 1,400,973.36 = 648,015.86 : x
  2. Step 2: Convert to fraction form
    1,016,030.86/1,400,973.36 = 648,015.86/x
  3. Step 3: Cross multiply
    1,016,030.86x = 1,400,973.36 × 648,015.86
  4. Step 4: Simplify right side
    1,016,030.86x = 907,852,956,717.49
  5. Step 5: Solve for x
    x = 907,852,956,717.49/1,016,030.86
  6. Step 6: Final answer
    x = 893,528.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.